:root {
  --ink: #0D1624;
  --muted: #536273;
  --paper: #ffffff;
  --soft: #F5F7FA;
  --line: #DFE8F0;
  --cyan: #39E0D0;
  --blue: #28A7FF;
  --radius: 24px;
  --shadow: 0 18px 50px rgba(13, 22, 36, 0.10);
  --shadow-soft: 0 10px 30px rgba(13, 22, 36, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
img { max-width: 100%; height: auto; }

.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -999px; top: 12px; background: var(--ink); color: #fff; padding: 8px 12px; z-index: 10; border-radius: 8px; }
.skip-link:focus { left: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(13, 22, 36, 0.08);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; letter-spacing: -0.03em; font-size: 1.18rem; }
.brand img { display: block; border-radius: 12px; filter: drop-shadow(0 6px 12px rgba(13, 22, 36, .16)); }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { text-decoration: none; color: var(--muted); font-size: .95rem; font-weight: 650; padding: 9px 12px; border-radius: 999px; }
.nav a:hover { color: var(--ink); background: var(--soft); }
.language-switch { display: inline-flex; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }
.lang-button { border: 0; background: transparent; color: var(--muted); font: inherit; font-weight: 800; padding: 7px 10px; border-radius: 999px; cursor: pointer; }
.lang-button.active { background: var(--ink); color: #fff; }

.hero { padding: 92px 0 54px; background: linear-gradient(180deg, #ffffff 0%, #ffffff 48%, var(--soft) 100%); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) 380px; gap: 54px; align-items: center; }
.eyebrow { margin: 0 0 14px; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: #097b89; font-weight: 850; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(2.75rem, 7vw, 5.9rem); line-height: .95; letter-spacing: -0.075em; margin-bottom: 26px; max-width: 920px; }
h2 { font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.02; letter-spacing: -0.055em; margin-bottom: 16px; }
h3 { font-size: 1.05rem; letter-spacing: -0.02em; margin-bottom: 8px; }
.lead { font-size: clamp(1.08rem, 1.7vw, 1.35rem); color: #344456; max-width: 760px; margin-bottom: 28px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 18px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 18px; border-radius: 999px; text-decoration: none; font-weight: 850; border: 1px solid transparent; box-shadow: none; }
.button.primary { background: var(--ink); color: #fff; }
.button.primary:hover { transform: translateY(-1px); box-shadow: 0 10px 22px rgba(13,22,36,.18); }
.button.secondary { background: #fff; color: var(--ink); border-color: var(--line); }
.button.secondary:hover { border-color: rgba(40, 167, 255, .55); box-shadow: 0 10px 22px rgba(40,167,255,.10); }
.fineprint { color: var(--muted); font-size: .95rem; max-width: 720px; }

.hero-panel { background: #fff; border: 1px solid rgba(13, 22, 36, 0.10); border-radius: 32px; padding: 34px; box-shadow: var(--shadow); }
.hero-logo { display: block; margin: 0 auto 24px; border: 0; background: transparent; filter: drop-shadow(0 14px 26px rgba(13, 22, 36, .18)); }
.status-pill { display: inline-flex; align-items: center; gap: 8px; width: fit-content; padding: 8px 13px; border-radius: 999px; background: #ECFFFC; border: 1px solid rgba(57, 224, 208, .42); font-weight: 850; color: #095c68; }
.status-pill::before { content: ""; width: 8px; height: 8px; border-radius: 999px; background: linear-gradient(135deg, var(--cyan), var(--blue)); }
.facts { margin: 24px 0 0; }
.facts div { display: grid; gap: 5px; padding: 18px 0; border-top: 1px solid var(--line); }
.facts dt { color: var(--muted); font-size: .95rem; }
.facts dd { margin: 0; font-size: 1.08rem; font-weight: 900; letter-spacing: -0.02em; }

.status-section { background: var(--soft); padding: 0 0 22px; }
.status-box { display: flex; gap: 14px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 18px 20px; box-shadow: var(--shadow-soft); }
.status-box p { margin: 0; color: #354457; }
.status-dot { width: 11px; height: 11px; border-radius: 999px; margin-top: 7px; background: linear-gradient(135deg, var(--cyan), var(--blue)); flex: 0 0 auto; }

.section { padding: 82px 0; }
.muted { background: var(--soft); }
.section-heading { max-width: 820px; margin-bottom: 32px; }
.section-heading.narrow { max-width: 700px; }
.section-heading p { color: var(--muted); font-size: 1.08rem; }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: 0 7px 24px rgba(13, 22, 36, .05); }
.card::before { content: ""; display: block; width: 34px; height: 4px; border-radius: 99px; background: linear-gradient(90deg, var(--cyan), var(--blue)); margin-bottom: 20px; }
.card p { color: var(--muted); margin-bottom: 0; }

.tool-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.tool-grid div { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 18px 20px; display: grid; gap: 6px; }
code { font: 700 .95rem ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; color: #066b77; background: #ECFFFC; padding: 3px 7px; border-radius: 8px; width: fit-content; }
.tool-grid span { color: var(--muted); }

.split { display: grid; grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); gap: 54px; align-items: start; }
.split p { color: var(--muted); font-size: 1.05rem; }
.feature-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.feature-list li, .security-list p { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 15px 17px; margin: 0; color: #314155; }
.security-list { display: grid; gap: 12px; }
.pill-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.pill-grid span { background: #fff; border: 1px solid var(--line); color: #314155; border-radius: 999px; padding: 10px 14px; font-weight: 750; }

.github-band { padding: 54px 0; background: var(--ink); color: #fff; }
.github-inner { display: flex; justify-content: space-between; gap: 34px; align-items: center; }
.github-inner .eyebrow { color: var(--cyan); }
.github-inner h2 { margin-bottom: 8px; }
.github-inner p { margin-bottom: 0; color: #D7E4EE; max-width: 700px; }
.github-band .button.primary { background: #fff; color: var(--ink); flex: 0 0 auto; }

.imprint { background: #fff; }
.imprint-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 42px; }
.legal-warning { color: #8a4b00; background: #FFF8E8; border: 1px solid #F1D59B; border-radius: 16px; padding: 14px 16px; }
.imprint-card { border: 1px solid var(--line); border-radius: 22px; padding: 24px; background: var(--soft); }
.imprint-card h3 { margin-top: 20px; }
.imprint-card h3:first-child { margin-top: 0; }
.imprint-card p { color: #314155; margin-bottom: 0; }
.privacy-note { padding: 42px 0 70px; background: var(--soft); }
.privacy-note h2 { font-size: 1.6rem; }
.privacy-note p { color: var(--muted); max-width: 760px; }

.site-footer { background: #08111c; color: #dce8f1; padding: 28px 0; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-brand img { border-radius: 10px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; color: #aebdcb; }
.footer-links a { color: #dce8f1; text-decoration: none; font-weight: 750; }
.footer-links a:hover { text-decoration: underline; }

@media (max-width: 920px) {
  .header-inner { flex-wrap: wrap; padding: 14px 0; }
  .nav { order: 3; width: 100%; overflow-x: auto; padding-bottom: 2px; }
  .hero { padding-top: 56px; }
  .hero-grid, .split, .imprint-grid { grid-template-columns: 1fr; }
  .hero-panel { max-width: 430px; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .container { width: min(100% - 28px, 1120px); }
  .hero { padding-top: 42px; }
  h1 { font-size: clamp(2.45rem, 15vw, 4rem); }
  .hero-panel { padding: 24px; border-radius: 26px; }
  .hero-logo { width: 138px; height: 138px; }
  .card-grid, .tool-grid { grid-template-columns: 1fr; }
  .github-inner, .footer-inner { flex-direction: column; align-items: flex-start; }
  .nav a { padding: 8px 10px; }
}